Be made inroads in radio and sound production; though I don't think they knew it.[0]

There was a market starved for a stable, high quality and responsive operating system that would run on the x86 hardware that was abundant everywhere. Windows wasn't it, yet; recall this is years before XP, and Windows 98 was an unstable mess while NT was slow.

0: https://birdhouse.org/beos/byte/27-tune_tracker/